RENO, Nev. — Will MacKenzie made a 10-foot birdie putt on the final hole to close out at 1-under 71 and pick up his first PGA Tour victory by one stroke over veteran Bob Estes.

MacKenzie led by three strokes with five holes to go and was ahead by one before he bogeyed the par-5 17th. Estes could have taken the lead there, but missed a 20-foot birdie attempt and missed another on the 18th from about 16 feet. He shot an even-par 72 in the final round.

DUBLIN, Ohio — Lorena Ochoa won a head-to-head duel with Jee Young Lee, pulling away with two consecutive birdies to shoot a 7-under 65 and win by three shots.Ochoa and Lee, playing in the same group, were tied at 22 under through 12 holes. But Ochoa birdied the next two holes for a two-stroke lead and was never threatened again as she parred out to finish at 24-under 264.

CHASKA, Minn. — A flawless iron game and an unflappable demeanor forged from hardships endured earlier in the week made Richie Ramsay the first Scotsman to win the U.S. Amateur in 108 years.Ramsay made just two bogeys and hit 30 of 34 fairways and greens on Sunday. That consistency overwhelmed 21-year-old John Kelly, who conceded the 16th hole to give Ramsay the match, 4 and 2.

SONOMA, Calif. — Marco Andretti became the youngest winner of a major open-wheel event, beating Dario Franchitti Sunday by 0.66 seconds to take the Indy Grand Prix of Sonoma.While most of the field pitted on lap 51 of the 80-lap IndyCar Series race, Andretti stayed out to take the lead, then stretched his fuel for the final 30 laps to take the checkered flag in the next-to-last race of the season.Andretti won in front of his father, Michael, co-owner of Andretti Green Racing, and his famous grandfather, Mario, winner of the 1969 Indy 500.

SARATOGA SPRINGS, N.Y. — Bluegrass Cat became the latest 3-year-old colt forced into retirement by injury.The Kentucky Derby and Belmont Stakes runner-up, who also finished second to Bernardini in Saturday's Travers, broke a bone in his right hind leg and was retired.